<?php
    if (isset($_POST["all"])) {
        $id = $_POST["all"];
    } else {
        $id = "";
    }

    use PhpOffice\PhpSpreadsheet\Helper\Sample;
    use PhpOffice\PhpSpreadsheet\IOFactory;
    use PhpOffice\PhpSpreadsheet\Spreadsheet;

    $helper = new Sample();
    if ($helper->isCli()) {
        $helper->log('This example should only be run from a Web Browser' . PHP_EOL);

        return;
    }
    // Create new Spreadsheet object
    $spreadsheet = new Spreadsheet();

    // Set document properties
    $spreadsheet->getProperties()->setCreator('Maarten Balliauw')
        ->setLastModifiedBy('Maarten Balliauw')
        ->setTitle('Office 2007 XLSX Test Document')
        ->setSubject('Office 2007 XLSX Test Document')
        ->setDescription('Test document for Office 2007 XLSX, generated using PHP classes.')
        ->setKeywords('office 2007 openxml php')
        ->setCategory('Test result file');

    // Add some data
    // ( 略 )

    // Rename worksheet
    $spreadsheet->getActiveSheet()->setTitle('Simple');

    // Set active sheet index to the first sheet, so Excel opens this as the first sheet
    $spreadsheet->setActiveSheetIndex(0);

    // Redirect output to a client’s web browser (Xlsx)
    header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
    header('Content-Disposition: attachment; filename="搜尋匯出-' . $time . '.xlsx"');
    header('Cache-Control: max-age=0');

    $writer = IOFactory::createWriter($spreadsheet, 'Xlsx');
    $writer->save('php://output');
?>